CN1256829A - 具有相位连续同步到外部网络的通信装置 - Google Patents
具有相位连续同步到外部网络的通信装置 Download PDFInfo
- Publication number
- CN1256829A CN1256829A CN99800169A CN99800169A CN1256829A CN 1256829 A CN1256829 A CN 1256829A CN 99800169 A CN99800169 A CN 99800169A CN 99800169 A CN99800169 A CN 99800169A CN 1256829 A CN1256829 A CN 1256829A
- Authority
- CN
- China
- Prior art keywords
- phase shift
- oscillator signal
- local oscillator
- cnt
- counter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004891 communication Methods 0.000 title claims description 13
- 230000010363 phase shift Effects 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 23
- 230000001360 synchronised effect Effects 0.000 claims abstract description 21
- 230000008901 benefit Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/24—Automatic control of frequency or phase; Synchronisation using a reference signal directly applied to the generator
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
Landscapes
- Synchronisation In Digital Transmission Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP98200595 | 1998-02-25 | ||
EP98200595.1 | 1998-02-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1256829A true CN1256829A (zh) | 2000-06-14 |
CN1132371C CN1132371C (zh) | 2003-12-24 |
Family
ID=8233415
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN998001694A Expired - Fee Related CN1132371C (zh) | 1998-02-25 | 1999-02-04 | 用于同步振荡器信号的方法和装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6246291B1 (zh) |
EP (1) | EP0988703B1 (zh) |
JP (1) | JP4159618B2 (zh) |
KR (1) | KR100571374B1 (zh) |
CN (1) | CN1132371C (zh) |
DE (1) | DE69918764T2 (zh) |
WO (1) | WO1999044287A2 (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6577872B1 (en) | 2000-08-08 | 2003-06-10 | Telefonaktiebolaget Lm Ericsson (Publ) | Base station oscillator regulation independent of transport network clocks in cellular telecommunications network |
US7680885B2 (en) * | 2004-04-15 | 2010-03-16 | Citrix Systems, Inc. | Methods and apparatus for synchronization of data set representations in a bandwidth-adaptive manner |
JP4347746B2 (ja) * | 2004-05-26 | 2009-10-21 | Okiセミコンダクタ株式会社 | 同期補正回路 |
KR101055679B1 (ko) * | 2007-02-16 | 2011-08-09 | 삼성전자주식회사 | 디지털 위상 추적 루프 또는 주파수 추적 루프에서 동기 위상 점프 보상을 위한 장치 및 방법 |
CN102983927B (zh) * | 2012-12-12 | 2015-04-08 | 南京协澳智能控制系统有限公司 | 一种基于ieee 1588协议的主从时钟对时的时间补偿方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1284361C (en) * | 1986-08-29 | 1991-05-21 | Mitel Corporation | Analog phase locked loop |
DE69315010T2 (de) * | 1992-08-20 | 1998-04-16 | Koninkl Philips Electronics Nv | Oszillator mit mehrphasigen Ausgängen |
DE69301536T2 (de) * | 1993-02-26 | 1996-07-04 | Orbitel Mobile Communications | Synchronisationsvorrichtung für eine Vielzahl von Funksendern |
JPH075949A (ja) * | 1993-06-18 | 1995-01-10 | Nec Corp | 2重化クロック切替えの方法と装置 |
DE4408852C1 (de) * | 1994-03-16 | 1994-11-17 | Ant Nachrichtentech | Verfahren zur Bereitstellung eines Rahmentaktes sowie Anordnung und Anwendung |
-
1999
- 1999-02-04 EP EP99901810A patent/EP0988703B1/en not_active Expired - Lifetime
- 1999-02-04 KR KR1019997009792A patent/KR100571374B1/ko not_active IP Right Cessation
- 1999-02-04 WO PCT/IB1999/000199 patent/WO1999044287A2/en active IP Right Grant
- 1999-02-04 CN CN998001694A patent/CN1132371C/zh not_active Expired - Fee Related
- 1999-02-04 JP JP54331499A patent/JP4159618B2/ja not_active Expired - Fee Related
- 1999-02-04 DE DE69918764T patent/DE69918764T2/de not_active Expired - Lifetime
- 1999-02-24 US US09/257,081 patent/US6246291B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR20010020211A (ko) | 2001-03-15 |
DE69918764T2 (de) | 2005-06-30 |
JP2001522575A (ja) | 2001-11-13 |
EP0988703A2 (en) | 2000-03-29 |
US6246291B1 (en) | 2001-06-12 |
CN1132371C (zh) | 2003-12-24 |
EP0988703B1 (en) | 2004-07-21 |
DE69918764D1 (de) | 2004-08-26 |
KR100571374B1 (ko) | 2006-04-17 |
WO1999044287A2 (en) | 1999-09-02 |
JP4159618B2 (ja) | 2008-10-01 |
WO1999044287A3 (en) | 1999-11-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: NXP CO., LTD. Free format text: FORMER OWNER: ROYAL PHILIPS ELECTRONICS CO., LTD. Effective date: 20070831 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20070831 Address after: Holland Ian Deho Finn Patentee after: Koninkl Philips Electronics NV Address before: Holland Ian Deho Finn Patentee before: Koninklike Philips Electronics N. V. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20031224 Termination date: 20180204 |
|
CF01 | Termination of patent right due to non-payment of annual fee |